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    <title>Document</title>
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<body>
    <div id="root"></div>
</body>
<script>
    let obj = {
        name: 'div', // 指定渲染的标签,
        props: { // 属性对象
            class: 'box', // 类名
            id: 'boxId', // id
            key: '1',
            children: [{
                name: 'h1',
                props: {
                    class: 'title',
                    children: ['我是标题']
                }
            }, {
                name: 'ul',
                props: {
                    class: 'list',
                    children: [{
                        name: 'li',
                        props: {
                            class: 'li',
                            children: ['列表一']
                        }
                    }, {
                        name: 'li',
                        props: {
                            class: 'li',
                            children: ['列表二']
                        }
                    }, ]
                }
            }, ]
        }
    }
    
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                            render(item, dom)
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                        dom.setAttribute(key, obj.props[key])
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            }
            root.appendChild(dom)
        }
    }

    render(obj, root)
</script>

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